package com.imooc.order;

import com.netflix.hystrix.contrib.metrics.eventstream.HystrixMetricsStreamServlet;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.cloud.client.SpringCloudApplication;
import org.springframework.cloud.netflix.hystrix.dashboard.EnableHystrixDashboard;
import org.springframework.cloud.openfeign.EnableFeignClients;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;

/**
 * @author 浦希成
 */
/*@SpringBootApplication
@EnableEurekaClient
@EnableCircuitBreaker
这三个可以用一个注解代替 @SpringCloudApplication
*/

@EnableFeignClients(basePackages = "com.imooc.product.client")
@SpringCloudApplication
@ComponentScan(basePackages = "com.imooc")
@EnableHystrixDashboard
public class OrderApplication {

    public static void main(String[] args) {
        SpringApplication.run(OrderApplication.class, args);
    }

    @Bean
    public ServletRegistrationBean getServlet(){

        HystrixMetricsStreamServlet streamServlet = new HystrixMetricsStreamServlet();

        ServletRegistrationBean registrationBean = new ServletRegistrationBean(streamServlet);

        registrationBean.setLoadOnStartup(1);

        registrationBean.addUrlMappings("/hystrix.stream");

        registrationBean.setName("HystrixMetricsStreamServlet");


        return registrationBean;
    }

}